EMT Chapter 29 Chest Injuries

The phrenic nerves control the diaphragm and exit the spinal cord at:

C3, C4, C5

Which of the following is NOT a sign or symptom of a chest injury?

Clear and equal breath sounds.

You respond to an 18-year-old man who has been assaulted with a baseball bat. He was hit in the chest. He is unresponsive, apneic, and pulseless. This condition is most likely related to:

Commotio cordis.

On inhalation, which of the following does NOT occur?

The pressure inside the chest increases

Which of the following organs or structures does NOT reside within the mediastinum?

lungs

Which of the following is NOT a pertinent negative to note during your assessment of a patient with chest trauma?

no heart murmurs

The ________ nerves control the diaphragm.

phrenic

A _____ results when an injury allows air to enter through a hole in the chest wall or the surface of the lung as the patient attempts to breathe, causing the lung on that side to collapse.

pneumothorax

A patient who presents with profound cyanosis following a chest injury:

requires prompt ventilation and oxygenation.

A patient with blunt trauma who is holding the lateral side of his chest and has rapid and shallow respirations is most likely suffering from:

rib fractures

Elevation of the rib cage during inhalation occurs when:

the intercostal muscles contract.

Pleural fluid is contained between the:

visceral and parietal pleurae.